#!/bin/bash
function s1_goto_dir()
{
	cd "$1"
}
function s2_touch_empty_file_with_given_name()
{
	touch "$1"
}
function s3_make_directories()
{
	mkdir -p ./projects/{git,backup}
}
function s4_create_6_files()
{
	touch ./projects/linux{1,2}_{centos,redhat,c_programming}
}
function s5_make_directories_in_git()
{
	mkdir ./projects/git/linux1
	mkdir ./projects/git/linux2
}
function s6_move_files_to_dir_1_or_2()
{
	mv ./projects/linux1_* ./projects/git/linux1
	mv ./projects/linux2_* ./projects/git/linux2
}
function s7_create_package_and_compress()
{
	tar -czvf ./projects/backup/git.tar.gz ./projects/git
}
function s8_delete_dir_git()
{
	rm -rf ./projects/git
}
function s9_recover_from_git_tar_gz_backup()
{
	tar -zxvf ./projects/backup/git.tar.gz ./projects
}
function s10_create_package_and_compress()
{
	tar -jcvf ./projects/backup/git.tar.bz2 ./projects/git
}
function s11_find_and_dort_alphabetically_all_created_files_and_dirs()
{
	find ./projects | sort
}
function s12_get_next_15_minutes_boundary()
{
	date +%Y-%m-%d_%H:%M:%S -c @$(( ($(date +%s)/900+1)*900))
}

